A man's continent of origin should have nothing to do with if he does science or not, but us humans tend to classify each other and knowing a continent of origin is one classification system I suppose. I pointed this guy in the opposite direction as ponytail scientist, so you can have them doing "cheers" if you want! ;)
非洲科學家
African、cartoon、Chemie Comics、chemist、Comic characters、Cool Things To See、drawing、experiment、male、man、remix+270562、scientist
非洲人、動畫片、化學漫畫、化學家、漫畫人物、很酷的事情要看、畫畫、實驗、男、人、混音+ 270562、科學家
資料來源：openclipart ( https://openclipart.org/ )